package com.app.android.coliy.util;

import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.media.MediaMetadataRetriever;
import android.media.ThumbnailUtils;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.provider.DocumentsContract;
import android.provider.MediaStore;

import com.app.android.coliy.tool.Log;

/**
 * Created by Administrator on 2018/9/13.
 * 视频工具类
 */

public class VideoUtil {

    public static class VideoInfo {
        public int width; //视频宽度
        public int height;  //视频高度
        public long size;  //视频内存大小
        public String path;  //路径
        public int duration;  //时长
        public Bitmap thumb;
        public String thumbPath;  //缩略图路径
    }

    public static void getVideoInfo(String videoPath) {

        MediaMetadataRetriever retr = new MediaMetadataRetriever();
        retr.setDataSource(videoPath);
        String height = retr.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT); // 视频高度
        String width = retr.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH); // 视频宽度
        String rotation = retr.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_ROTATION); // 视频旋转方向
        String duration = retr.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION); // 视频长度

        Log.i("width:" + width + "  height:" + height + " rotation:" + rotation);
    }


    public static String getPath(final Context context, final Uri uri) {

        // DocumentProvider
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && DocumentsContract.isDocumentUri(context, uri)) {
            // ExternalStorageProvider
            if (isExternalStorageDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                if ("primary".equalsIgnoreCase(type)) {
                    return Environment.getExternalStorageDirectory() + "/" + split[1];
                }

                // TODO handle non-primary volumes
            }
            // DownloadsProvider
            else if (isDownloadsDocument(uri)) {

                final String id = DocumentsContract.getDocumentId(uri);
                final Uri contentUri = ContentUris.withAppendedId(
                        Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));

                return getDataColumn(context, contentUri, null, null);
            }
            // MediaProvider
            else if (isMediaDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                Uri contentUri = null;
                if ("image".equals(type)) {
                    contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
                } else if ("video".equals(type)) {
                    contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
                } else if ("audio".equals(type)) {
                    contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
                }

                final String selection = "_id=?";
                final String[] selectionArgs = new String[]{split[1]};

                return getDataColumn(context, contentUri, selection, selectionArgs);
            }
        }
        // MediaStore (and general)
        else if ("content".equalsIgnoreCase(uri.getScheme())) {
            return getDataColumn(context, uri, null, null);
        }
        // File
        else if ("file".equalsIgnoreCase(uri.getScheme())) {
            return uri.getPath();
        }

        return null;
    }

    /**
     * Get the value of the data column for this Uri. This is useful for
     * MediaStore Uris, and other file-based ContentProviders.
     *
     * @param context       The context.
     * @param uri           The Uri to query.
     * @param selection     (Optional) Filter used in the query.
     * @param selectionArgs (Optional) Selection arguments used in the query.
     * @return The value of the _data column, which is typically a file path.
     */
    public static String getDataColumn(Context context, Uri uri, String selection,
                                       String[] selectionArgs) {

        Cursor cursor = null;
        final String column = "_data";
        final String[] projection = {column};

        try {
            cursor = context.getContentResolver().query(uri, null, selection, selectionArgs, null);
            if (cursor != null && cursor.moveToFirst()) {
                final int column_index = cursor.getColumnIndexOrThrow(column);

                VideoInfo info = new VideoInfo();
                String imagePath = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA));
                info.width = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.WIDTH));
                info.height = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.HEIGHT));
                info.size = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.SIZE));
                info.path = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DATA));
                info.duration = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DURATION));
                info.thumbPath = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA));
                info.thumb = ThumbnailUtils.createVideoThumbnail(imagePath, MediaStore.Video.Thumbnails.MICRO_KIND);
                Log.i("info.duration:" + info.duration);
                return cursor.getString(column_index);
            }
        } finally {
            if (cursor != null)
                cursor.close();
        }
        return null;
    }

    /**
     * @param uri The Uri to check.
     * @return Whether the Uri authority is ExternalStorageProvider.
     */
    public static boolean isExternalStorageDocument(Uri uri) {
        return "com.android.externalstorage.documents".equals(uri.getAuthority());
    }

    /**
     * @param uri The Uri to check.
     * @return Whether the Uri authority is DownloadsProvider.
     */
    public static boolean isDownloadsDocument(Uri uri) {
        return "com.android.providers.downloads.documents".equals(uri.getAuthority());
    }

    /**
     * @param uri The Uri to check.
     * @return Whether the Uri authority is MediaProvider.
     */
    public static boolean isMediaDocument(Uri uri) {
        return "com.android.providers.media.documents".equals(uri.getAuthority());
    }


    public static VideoInfo getVideoDataFromUri(Context context, Uri uri) {
        VideoInfo info = new VideoInfo();
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && DocumentsContract.isDocumentUri(context, uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];

            Uri contentUri = null;
            if ("image".equals(type)) {
                contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
            } else if ("video".equals(type)) {
                contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
            } else if ("audio".equals(type)) {
                contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
            }

            final String selection = "_id=?";
            final String[] selectionArgs = new String[]{split[1]};

            Cursor cursor = null;
            try {
                cursor = context.getContentResolver().query(contentUri, null, selection, selectionArgs, null);
                if (cursor != null && cursor.moveToFirst()) {
                    String imagePath = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA));
                    info.width = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.WIDTH));
                    info.height = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.HEIGHT));
                    info.size = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.SIZE));
                    info.path = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DATA));
                    info.duration = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DURATION));
                    info.thumbPath = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA));
                    info.thumb = ThumbnailUtils.createVideoThumbnail(imagePath, MediaStore.Video.Thumbnails.MICRO_KIND);
                }
            } finally {
                if (cursor != null)
                    cursor.close();
            }
        }
        return info;
    }

}
